ceph-volume lvm skip empty vg_name removals

Signed-off-by: Alfredo Deza <adeza@redhat.com>
(cherry picked from commit 14c74ede9a83975a3464c219cab0be3c06238ff9)

diff --git a/src/ceph-volume/ceph_volume/api/lvm.py b/src/ceph-volume/ceph_volume/api/lvm.py
index aed4a8f6417c4fc31337f3868efd190cf9104041..bcb54d65bf472b4e679bd9db02e13708a00ab6a0 100644 (file)
--- a/src/ceph-volume/ceph_volume/api/lvm.py
+++ b/src/ceph-volume/ceph_volume/api/lvm.py
@@ -466,6 +466,9 @@ def remove_vg(vg_name):
     """
     Removes a volume group.
     """
+    if not vg_name:
+        logger.warning('Skipping removal of invalid VG name: "%s"', vg_name)
+        return
     fail_msg = "Unable to remove vg %s" % vg_name
     process.run(
         [